Exquisite and practical 102-page ultra-long blue-green European and American wind technology work report ppt template

Technology blue-green color matching, simple and flat design, multiple sets of large-format layouts, graphic layout solutions, 102-page ultra-practical European and American style ppt template, suitable for science and technology workers blue-green color matching work report ppt template, including hollow business people silhouette material Business icon, computer, arrow line material.